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...statistical topics such as probability and hypothesis testing, NEC's A level Maths course provides challenges that will extend your current understanding of maths. The course offers flexible online learning with materials developed by subject experts and tutor-marked assignments. Deepen your knowledge, enhance your analytical thinking skills and move to the top of the...

...Statistical Manual from the American Psychiatric Association). It is important for diagnostic criteria to be reliable because so much depends on the process. For example, for anyone attempting to understand the nature of a condition, the prevalence or incidence rates would be misleading if diagnosis of that condition were not reliable. For anyone who might receive...

...Statistics gives the number of people unemployed in the UK in February 2019 as 1.36 million. The number of people unemployed will not be exactly 1 360 000 but, by rounding the exact value and writing it as 1.36 million, it is easier to understand. Activity 6: Rounding large numbers The following table gives the population of countries. Round each population to the nearest...

...Statistics gives the number of people unemployed in the UK in February 2019 as 1.36 million. The number of people unemployed will not be exactly 1 360 000 but, by rounding the exact value and writing it as 1.36 million, it is easier to understand. Activity 6: Rounding large numbers The following table gives the population of countries. Round each population to the nearest...